I just talked with technical support at Tyco and he said unless I use the special Attic heads above the cpvc I would have to enclose (conceal) the cpvc piping below. Looks like when it comes to a 13 system steel is the way to go...
Brian Harris, CET BVS Systems Inc. bvssytemsinc.com -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Ron Greenman Sent: Wednesday, July 17, 2013 10:47 AM To: [email protected] Subject: Re: CPVC Applications The "plastic" piping in the attic.... On Wed, Jul 17, 2013 at 7:46 AM, Ron Greenman <[email protected]> wrote: > Or you could protect the piping in the attic with sprinklers, but then.... > > > On Wed, Jul 17, 2013 at 7:44 AM, Brian Harris > <[email protected]>wrote: > >> Starting to rethink this after reading the entire manual on the Tyco >> site. This is a single story wood frame building, designed to >> NFPA-13. The way I'm reading it the piping above the ceiling is >> considered exposed and would have to be attached directly to the >> ceiling, I was originally planning on running the branchlines >> perpendicular to the framing and dropping pendents down into the ceiling, I >> guess this is a no-no? >> >> Brian Harris, CET >> BVS Systems Inc. >> bvssytemsinc.com >> >> >> -----Original Message----- >> From: [email protected] [mailto: >> [email protected]] On Behalf Of Ron >> Greenman >> Sent: Wednesday, July 17, 2013 10:30 AM >> To: [email protected] >> Subject: Re: CPVC Applications >> >> Rod, I can't imagine an AHJ calling a daycare 13R. Tell me how it >> falls into any R occupancy. I can see him granting a variance to 13 >> that allows omission of attic sprinklers if the design goal is >> life-safety only, but he's taking a big risk. My read is that >> daycare, except in that one special case where it's classified as an >> E, is a B occupancy and if configured properly not need a system at >> all. Not endorsing one thing over the other, just reading code. And how have >> you been? >> >> >> On Wed, Jul 17, 2013 at 7:25 AM, JD Gamble <[email protected] >> >wrote: >> >> > I believe FlameGuard (Spears) is listed for Low Pressure Dry >> > Systems as well ... >> > >> > http://spearsmfg.com/**flameguard/FG-3-1010_0113_web.**pdf<http://s >> > pea rsmfg.com/flameguard/FG-3-1010_0113_web.pdf> >> > >> > ** >> > Low Pressure Dry Pipe and Pre-action Systems In accordance with the >> > UL® Listing, Spears® FlameGuard® CPVC Fire Sprinkler Products may >> > be used in Low Pressure Dry Pipe and Pre-action System applications >> > in Light Hazard and Residential occupancies in accordance with NFPA >> > 13, 13D and 13R when subject to the following additional limitations: >> > A CPVC Low Pressure Dry Pipe or Pre-action System is a piping >> > system intended for use where piping could be subjected to freezing >> > temperatures and water filled pipe cannot be utilized. The minimum >> > rated temperature is -20° F (-29° C). Low Pressure Dry Pipe systems >> > contain compressed air or nitrogen >> > (gas) having an internal gage pressure of not more than 15 psig >> > (105 >> kPa). >> > These specially designed systems require separate control valve >> > mechanisms for this application (supplied by others) that activate >> > to release water into the dry piping section and to the sprinkler heads. >> > The water-filled portion of the system control device must be in an >> > area protected from freezing. It is the installer's responsibility >> > to be sure the system is installed in accordance with the >> > limitations of this manual and specifications of a Dry Pipe or >> > Pre-action Fire Sprinkler System design Engineer for proper control >> > devices, pipe sizing, and other important design and maintenance >> > criteria applicable to each project. CPVC dry systems must be >> > designed with the following maximum water delivery time delay. >> > >> > ** >> > >> > >> > >> > JD Gamble >> > Life Safety Solutions of Sheridan >> > >> > 307-763-3361 >> > -----Original Message----- From: Forest Wilson >> > Sent: Wednesday, July 17, 2013 8:02 AM >> > To: >> > sprinklerforum@lists.**firesprinkler.org<[email protected] >> > pri >> > nkler.org> >> > Subject: Re: CPVC Applications >> > >> > >> > I think Tyco has a CPVC listed for use in dry systems? >> > >> > Sent from my iPhone >> > >> > On Jul 17, 2013, at 9:52 AM, Rod DiBona <[email protected]> wrote: >> > >> > Brian, >> >> >> >> Don't assume that because you have a wood framed building that you >> >> must sprinkler the attic. Check with the engineer of record to see >> >> if this system is supposed to be a 13 or 13R. Secondly you can't >> >> run over an ordinary hazard room in a light hazard occupancy with >> >> cpvc unless the room is 400 ft or less. And lastly CPVC is not >> >> listed for a dry system and you can definitely not use it. A read >> >> of the blazemaster install and specification manual is highly recommended. >> >> >> >> Rod at Rapid >> >> >> >> -----Original Message----- >> >> From: sprinklerforum-bounces@lists.**firesprinkler.org< >> [email protected]>[mailto: >> >> sprinklerforum-**[email protected].**org<sprinklerforum- >> >> bou >> >> [email protected]>] >> >> On Behalf Of Brian Harris >> >> Sent: Wednesday, July 17, 2013 7:43 AM >> >> To: >> >> sprinklerforum@lists.**firesprinkler.org<[email protected] >> >> spr >> >> inkler.org> >> >> Subject: CPVC Applications >> >> >> >> I'm doing a daycare facility and was leaning towards using >> >> BlazeMaster CPVC but have a quick question. I know that it is >> >> listed and approved for light hazard areas which is 90% of the >> >> project, what do you do for the other 10%? Do I need to run steel >> >> for the Kitchen, Janitor's Closet, and small Storage closet? Also, >> >> since this is a wood framed building I need to sprinkle the Attic >> >> but since it cannot be used for storage it is light hazard as >> >> well, any reason I can't use >> CPVC for the dry system as well? >> >> >> >> Brian Harris, CET >> >> BVS Systems Inc. >> >> Sprinkler Division >> >> bvssystemsinc.com<http://**bvssystemsinc.com/ >> >> <http://bvssystemsinc.com/> >> >> > >> >> Phone: 704.896.9989 >> >> Fax: 704.896.1935 >> >> >> >> ______________________________**_________________ >> >> Sprinklerforum mailing list >> >> Sprinklerforum@lists.**firesprinkler.org<[email protected] >> >> spr >> >> inkler.org> >> >> http://lists.firesprinkler.**org/listinfo.cgi/** >> >> sprinklerforum-firesprinkler.**org<http://lists.firesprinkler.org/ >> >> lis tinfo.cgi/sprinklerforum-firesprinkler.org> >> >> >> >> ______________________________**_________________ >> >> Sprinklerforum mailing list >> >> Sprinklerforum@lists.**firesprinkler.org<[email protected] >> >> spr >> >> inkler.org> >> >> http://lists.firesprinkler.**org/listinfo.cgi/** >> >> sprinklerforum-firesprinkler.**org<http://lists.firesprinkler.org/ >> >> lis tinfo.cgi/sprinklerforum-firesprinkler.org> >> >> >> > ______________________________**_________________ >> > Sprinklerforum mailing list >> > Sprinklerforum@lists.**firesprinkler.org<[email protected] >> > pri >> > nkler.org> >> > http://lists.firesprinkler.**org/listinfo.cgi/** >> > sprinklerforum-firesprinkler.**org<http://lists.firesprinkler.org/l >> > ist info.cgi/sprinklerforum-firesprinkler.org> >> > ______________________________**_________________ >> > Sprinklerforum mailing list >> > Sprinklerforum@lists.**firesprinkler.org<[email protected] >> > pri >> > nkler.org> >> > http://lists.firesprinkler.**org/listinfo.cgi/** >> > sprinklerforum-firesprinkler.**org<http://lists.firesprinkler.org/l >> > ist info.cgi/sprinklerforum-firesprinkler.org> >> > >> >> >> >> -- >> Ron Greenman >> Instructor >> Fire Protection Engineering Technology Bates Technical College >> 1101 So. Yakima Ave. >> Tacoma, WA 98405 >> >> [email protected] >> >> http://www.bates.ctc.edu/fireprotection/ >> >> 253.680.7346 >> 253.576.9700 (cell) >> >> Member: >> ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC >> >> They are happy men whose natures sort with their vocations. -Francis >> Bacon, essayist, philosopher, and statesman (1561-1626) >> _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprink >> ler.org _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprink >> ler.org >> > > > > -- > Ron Greenman > Instructor > Fire Protection Engineering Technology Bates Technical College > 1101 So. Yakima Ave. > Tacoma, WA 98405 > > [email protected] > > http://www.bates.ctc.edu/fireprotection/ > > 253.680.7346 > 253.576.9700 (cell) > > Member: > ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC > > They are happy men whose natures sort with their vocations. -Francis > Bacon, essayist, philosopher, and statesman (1561-1626) > -- Ron Greenman Instructor Fire Protection Engineering Technology Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 98405 [email protected] http://www.bates.ctc.edu/fireprotection/ 253.680.7346 253.576.9700 (cell) Member: ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
